ARSHAD, I.; KHAN, Z. A.; VALLEJERA, C. A. E.; SHAH, N. H. The Role of Punjab Agricultural Extension Services in Promoting Cotton Cultivation: Case Study. PSM Biological Research, [S. l.], v. 4, n. 3, p. 100–107, 2019. Disponível em: https://psmjournals.org/index.php/biolres/article/view/320. Acesso em: 14 may. 2024.